Shell for hearing aid



FIG. 1 is a top, front and right side perspective view of a shell for hearing aid, showing my new design;

FIG. 2 is a perspective view thereof, with the broken line showing of the hearing aid portions being for illustrative purposes only and forming no part of the claimed design;

FIG. 3 is a vertical-sectional view thereof, taken along line 3--3 of FIG. 9;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a right side elevational view thereof; and,

FIG. 9 is a top plan view thereof. 

The ornamental design for a shell for hearing aid, as shown and described. 